On Tue, Apr 14, 2009 at 10:27 AM, Kevin Grittner <[email protected]> wrote: > Pavel Stehule <[email protected]> wrote: >> I though about it too. But I am not sure, if this isn't too >> complicated solution for simple task. If I thing little bit more - >> main important is timestamp of last change. > > Yeah, if it would be too heavy to add a timestamp column or two to > pg_class and maybe one or two others, why is it better to add a whole > new table to maintain in parallel -- with it's own primary key, > foreign keys (or similar integrity enforcement mechanism), etc.
Making pg_class and pg_proc tables larger hurts run-time performance, potentially. Making a separate table only slows down DDL operations, which are much less frequent. ...Robert -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
